Vatac ensures that the valves manufactured complying with
the most sophisticated technical and contractual requirements by coordinating
and optimizing control, in-process inspections and examinations through the
final pressure test. Vatac achieves its quality requirements, in part, by
performing its activities in accordance with their Quality Assurance System.
Vatac assures all valves with the highest grade complying
with the most severe technical and contractual requirements.
Vatac's Quality Assurance System is created to guarantee the
consistent quality expected
or exceed an international level.
A wide selection of the latest generation inspection and
test equipment permits Vatac
Valves guaranteeing the highest Quality Control levels,
control processes capability and the final product's quality.
An integrated combination and optimization of controls at
vatac factories and in process inspections, examinations and final pressure
tests (conventional and special tests), assure valves of the highest grade
complying with the most severe technical and contractual requirements.
» Mechanical tests, hardness test and impact test up to -196°C .
» Micro-examinations by electronic microscope up to 500 times magnification .
» Macro-examinations .
» Ferrite check according to E562 .
» Chemical analysis from CS Super Alloys, using spectrometer.
» Check analysis, C&S using induction analyser .
» Corrosion tests (eg IGC) .
» Step cooling test for alloy steel material [F22].
» Dye penetrant (DP) examination on surface
» Radiographic Examination (RT): Gamma Ray or X-Ray
» PMI (Positive Material Identification)
» Paint dry film thickness check
» Magnetic particle (MT) examination (dry, wet or fluorescent)
» Ultrasonic Test (UT) examination